Rejection can be distressing and painful. It can wreak your well-being and rob your peace of mind. If you wish to reject someone then you should keep few things in mind and make sure that you don't end up hurting that person. So just be careful and polite while rejection. After all being nice is not harmful right? You should avoid yelling or becoming aggressive and make that person understand in a subtle way. Don't lose your calm while doing so. Here are few things which you can do. You should avoid lying The best solution is to be honest.